EP1643302A4 - Interferometer optical switch and variable optical attenuator - Google Patents
Interferometer optical switch and variable optical attenuatorInfo
- Publication number
- EP1643302A4 EP1643302A4 EP04747241A EP04747241A EP1643302A4 EP 1643302 A4 EP1643302 A4 EP 1643302A4 EP 04747241 A EP04747241 A EP 04747241A EP 04747241 A EP04747241 A EP 04747241A EP 1643302 A4 EP1643302 A4 EP 1643302A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- interferometer
- attenuator
- variable
- optical
- optical switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title 2
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
- G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3136—Digital deflection, i.e. optical switching in an optical waveguide structure of interferometric switch type
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/04—Function characteristic wavelength independent
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Integrated Circuits (AREA)
- Optical Communication System (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003191797 | 2003-07-04 | ||
PCT/JP2004/009773 WO2005003852A1 (en) | 2003-07-04 | 2004-07-02 | Interference optical switch and variable optical attenuator |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1643302A1 EP1643302A1 (en) | 2006-04-05 |
EP1643302A4 true EP1643302A4 (en) | 2007-11-07 |
EP1643302B1 EP1643302B1 (en) | 2013-09-25 |
Family
ID=33562379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04747241.0A Expired - Lifetime EP1643302B1 (en) | 2003-07-04 | 2004-07-02 | Interferometer optical switch and variable optical attenuator |
Country Status (7)
Country | Link |
---|---|
US (1) | US7590312B2 (en) |
EP (1) | EP1643302B1 (en) |
JP (1) | JP4105724B2 (en) |
KR (1) | KR100725638B1 (en) |
CN (1) | CN100405202C (en) |
CA (1) | CA2506387C (en) |
WO (1) | WO2005003852A1 (en) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006276323A (en) * | 2005-03-29 | 2006-10-12 | Furukawa Electric Co Ltd:The | Optical switch |
JP4855065B2 (en) * | 2005-12-26 | 2012-01-18 | 克己 中津原 | Optical filter and optical filter manufacturing method |
JP4776370B2 (en) * | 2005-12-26 | 2011-09-21 | 克己 中津原 | Optical switch and optical switch manufacturing method |
JP2007271704A (en) * | 2006-03-30 | 2007-10-18 | Nec Corp | Variable light control device and variable light control method |
DE102006033229B4 (en) * | 2006-07-18 | 2013-05-08 | Ezono Ag | Ultrasonic probe and method for the optical detection of ultrasonic waves |
JP5016951B2 (en) * | 2007-03-05 | 2012-09-05 | 克己 中津原 | Optical switch and manufacturing method thereof |
US20090074426A1 (en) * | 2007-09-14 | 2009-03-19 | Lucent Technologies Inc. | Monolithic dqpsk receiver |
US8224139B2 (en) * | 2008-08-21 | 2012-07-17 | Infinera Corporation | Tunable optical filter |
CN101364656B (en) * | 2008-09-23 | 2012-02-22 | 吉林大学 | Single chip integrated micro-wave light quantum phase shifter based on SOI optical waveguide and preparation |
JP5319468B2 (en) * | 2009-09-18 | 2013-10-16 | 日本電信電話株式会社 | Optical circuit |
KR20110070420A (en) * | 2009-12-18 | 2011-06-24 | 한국전자통신연구원 | Optical switch using mach-zehnder interferometor and optical switch matrix having the same |
JP5824789B2 (en) * | 2010-07-26 | 2015-12-02 | 日本電気株式会社 | Light switch |
JP2012215692A (en) * | 2011-03-31 | 2012-11-08 | Furukawa Electric Co Ltd:The | Polarization separation element and optical integrated device |
RU2608300C2 (en) | 2011-10-28 | 2017-01-17 | Неофотоникс Корпорейшн | Scalable optical switches and switching modules |
JP6047899B2 (en) | 2012-03-19 | 2016-12-21 | 富士通オプティカルコンポーネンツ株式会社 | Light modulator |
US10338309B2 (en) * | 2012-12-13 | 2019-07-02 | Luxtera, Inc. | Method and system for stabilized directional couplers |
US20140293393A1 (en) * | 2013-03-28 | 2014-10-02 | Barthelemy Fondeur | Flat-top tunable filter |
WO2014155900A1 (en) * | 2013-03-29 | 2014-10-02 | 日本電気株式会社 | Integrated light source and light output control method |
CN105143938A (en) * | 2013-04-24 | 2015-12-09 | 日本电气株式会社 | Polarization beam splitter and optical device |
CN103278889A (en) * | 2013-06-21 | 2013-09-04 | 上海交通大学 | Feedforward type variable optical delay line |
CN103399378B (en) * | 2013-08-05 | 2015-09-16 | 东南大学 | A kind of based on cascading Mach-Zehnder interferometer reconfigurable comb filter and preparation method thereof |
EP2905913B1 (en) * | 2014-02-05 | 2017-07-12 | Aurrion, Inc. | Photonic transceiver architecture with loopback functionality |
CN103884450B (en) * | 2014-03-19 | 2016-03-16 | 北京大学 | A kind of photoelectric temperature sensor |
US9742520B1 (en) | 2014-09-19 | 2017-08-22 | Neophotonics Corporation | Optical switching system with a colorless, directionless, and contentionless ROADM connected to unamplified drop channels |
JP6356254B2 (en) * | 2014-09-30 | 2018-07-11 | 株式会社フジクラ | Substrate type optical waveguide device and method for manufacturing substrate type optical waveguide device |
JP6314240B2 (en) | 2014-09-30 | 2018-04-18 | 株式会社フジクラ | Substrate type optical waveguide device |
US9651359B2 (en) * | 2014-11-21 | 2017-05-16 | Kla-Tencor Corporation | Dual wavelength dual interferometer with combiner-splitter |
US20160248519A1 (en) * | 2015-02-19 | 2016-08-25 | Coriant Advanced Technology, LLC | Variable power splitter for equalizing output power |
KR102559579B1 (en) | 2015-09-03 | 2023-07-25 | 삼성전자주식회사 | Optical modulator and data processing system using the same |
US10094980B2 (en) * | 2016-01-12 | 2018-10-09 | King Saud University | Three-dimensional space-division Y-splitter for multicore optical fibers |
EP3223049B1 (en) * | 2016-03-22 | 2024-01-24 | Huawei Technologies Co., Ltd. | Point-symmetric mach-zehnder-interferometer device |
CN107346047B (en) * | 2016-05-04 | 2020-04-21 | 华为技术有限公司 | Optical switch |
CN106199220B (en) * | 2016-07-14 | 2019-01-22 | 厦门大学 | Array antenna phase equalization measurement method based on optical path difference correction |
JP6233480B1 (en) * | 2016-09-20 | 2017-11-22 | 富士通オプティカルコンポーネンツ株式会社 | Light modulator |
FR3066282A1 (en) * | 2017-05-12 | 2018-11-16 | Stmicroelectronics (Crolles 2) Sas | OPTICAL SIGNAL DIVIDER |
CN111142192B (en) * | 2019-12-26 | 2022-10-11 | 上海理工大学 | Method for realizing high-speed optical switch response and ultrahigh-speed optical modulation optical switch device |
CN111913330A (en) * | 2020-08-17 | 2020-11-10 | 中国电子科技集团公司第四十四研究所 | High extinction ratio light time delay regulation and control structure and device |
US11609374B2 (en) | 2021-03-22 | 2023-03-21 | Taiwan Semiconductor Manufacturing Company, Ltd. | Directionally tunable optical reflector |
WO2022259431A1 (en) * | 2021-06-09 | 2022-12-15 | 日本電信電話株式会社 | Variable wavelength filter and method for controlling same |
US20230021995A1 (en) * | 2021-07-06 | 2023-01-26 | Psiquantum, Corp. | Mach zehnder lattice based generalized mach zehnder interferometer |
CN114465668B (en) * | 2022-01-28 | 2023-10-20 | 中国科学技术大学 | Phase modulation unit applied to quantum key distribution system on chip |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002075978A1 (en) * | 2001-03-16 | 2002-09-26 | Lightwave Microsystems Corporation | Optical mach-zehnder interferometers with low polarization dependence |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5879263A (en) | 1981-11-05 | 1983-05-13 | Ricoh Co Ltd | Reader for original density |
US4781424A (en) * | 1986-07-28 | 1988-11-01 | Nippon Telegraph And Telephone Corporation | Single mode channel optical waveguide with a stress-induced birefringence control region |
JPH0718964B2 (en) | 1987-06-29 | 1995-03-06 | 日本電信電話株式会社 | Integrated optical device and manufacturing method thereof |
JPH01158413A (en) | 1987-09-29 | 1989-06-21 | Nippon Telegr & Teleph Corp <Ntt> | Optical waveguide device |
CA2009352C (en) | 1989-02-07 | 1995-02-28 | Masao Kawachi | Guided-wave optical branching components and optical switches |
JP3009418B2 (en) * | 1990-01-25 | 2000-02-14 | キヤノン株式会社 | Image processing device |
JP2659293B2 (en) | 1991-08-30 | 1997-09-30 | 日本電信電話株式会社 | Waveguide type optical switch |
JP3041825B2 (en) | 1992-07-29 | 2000-05-15 | 日本電信電話株式会社 | Waveguide type matrix optical switch |
JP3370129B2 (en) * | 1993-03-01 | 2003-01-27 | 株式会社バルダン | Loop seam forming device |
JP3175499B2 (en) | 1994-10-21 | 2001-06-11 | 日立電線株式会社 | Waveguide type optical multiplexer / demultiplexer |
US6226091B1 (en) * | 1998-09-24 | 2001-05-01 | Thomas & Betts International, Inc. | Optical fiber Mach-Zehnder interferometer fabricated with asymmetric couplers |
US6912362B1 (en) * | 1999-10-19 | 2005-06-28 | Nippon Telegraph And Telephone Corporation | Dispersion slope equalizer |
EP1146386A1 (en) * | 2000-04-14 | 2001-10-17 | International Business Machines Corporation | Free-space non-blocking switch |
-
2004
- 2004-07-02 KR KR1020057013093A patent/KR100725638B1/en active IP Right Grant
- 2004-07-02 CN CNB2004800022310A patent/CN100405202C/en not_active Expired - Lifetime
- 2004-07-02 EP EP04747241.0A patent/EP1643302B1/en not_active Expired - Lifetime
- 2004-07-02 WO PCT/JP2004/009773 patent/WO2005003852A1/en active Application Filing
- 2004-07-02 CA CA2506387A patent/CA2506387C/en not_active Expired - Lifetime
- 2004-07-02 JP JP2005511424A patent/JP4105724B2/en not_active Expired - Lifetime
- 2004-07-02 US US10/536,649 patent/US7590312B2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002075978A1 (en) * | 2001-03-16 | 2002-09-26 | Lightwave Microsystems Corporation | Optical mach-zehnder interferometers with low polarization dependence |
Non-Patent Citations (4)
Title |
---|
JINGUJI K ET AL: "TWO-PORT OPTICAL WAVELENGTH CIRCUITS COMPOSED OF CASCADED MACH- ZEHNDER INTERFEROMETERS WITH POINT-SYMMETRICAL CONFIGURATIONS", JOURNAL OF LIGHTWAVE TECHNOLOGY, IEEE SERVICE CENTER, NEW YORK, NY, US, vol. 14, no. 10, 1 October 1996 (1996-10-01), pages 2301 - 2310, XP000631532, ISSN: 0733-8724 * |
See also references of WO2005003852A1 * |
TAKASHI GOH ET AL: "Low Loss and High Extinction Ratio Strictly Nonblocking 16 16 Thermooptic Matrix Switch on 6-in Wafer Using Silica-Based Planar Lightwave Circuit Technology", JOURNAL OF LIGHTWAVE TECHNOLOGY, XX, XX, vol. 19, no. 3, March 2001 (2001-03-01), XP011029911, ISSN: 0733-8724 * |
TSUTOMU KITOH ET AL: "NOVEL BROAD-BAND OPTICAL SWITCH USING SILICA-BASED PLANAR LIGHTWAVE CIRCUIT", IEEE PHOTONICS TECHNOLOGY LETTERS, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 4, no. 7, 1 July 1992 (1992-07-01), pages 735 - 737, XP000289298, ISSN: 1041-1135 * |
Also Published As
Publication number | Publication date |
---|---|
EP1643302A1 (en) | 2006-04-05 |
CA2506387C (en) | 2012-01-31 |
CN100405202C (en) | 2008-07-23 |
KR100725638B1 (en) | 2007-06-08 |
CA2506387A1 (en) | 2005-01-13 |
US20060072866A1 (en) | 2006-04-06 |
JPWO2005003852A1 (en) | 2006-08-17 |
JP4105724B2 (en) | 2008-06-25 |
KR20050097942A (en) | 2005-10-10 |
CN1739059A (en) | 2006-02-22 |
EP1643302B1 (en) | 2013-09-25 |
US7590312B2 (en) | 2009-09-15 |
WO2005003852A1 (en) | 2005-01-13 |
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